Etymologies

Middle English conjoinen, from Old French conjoindre, conjoign-, from Latin coniungere : com-, com- + iungere, to join; see yeug- in Indo-European roots.

(American Heritage® Dictionary of the English Language, Fourth Edition)

From Old French conjoindre, from Latin coniungo, from com- together + iungo join (Wiktionary)

Examples

In a kind of literary sleuthing, Ms. Zanganeh haunts many of the places where Nabokov lived, visits his grave in Clarens, Switzerland, detects portents that link her with him, celebrating fluky coincidences between Nabokov and herself and correlations that conjoin them in some sort of "relationship," although she does point out that she was only 10 months old when he died on July 2, 1977.

Only dogmatic Darwin worshipers could be dumb enough to believe that these stalactites and stalagmites would know where to start growing so that eventually meet at a point, conjoin, become a pillar and hold the roof of the cave up.

In accordance with the growing numbers of Americans on the autism spectrum (1.5 million and counting) there lies before us an opportunity for unlimited possibilities if we conjoin in a partnership that decrees "we are all more alike than different."

Mr. HUNT: Yes, and this piece is particularly fun to sing because it's written in a polychoral style whereby one choir sings to the other, the other answers it, and then you have this wonderful coming together of the two choirs as the lovers conjoin.